W10

Only three W10 engines were built. One powers this M5, and another is displayed alongside it at the sale.

Horatiu Boeriu • September 26, 2026

Discover the wild story of VW’s secret W10-powered BMW M5—a prototype born from Piëch’s obsession and worth nearly $500K today.

Horatiu Boeriu • March 31, 2025